Countermeasures of Urban Planning to Manage“Urban Disease”:The Experiences from Foreign Countries

World-widely,it is a common phenomenon that with the process of industrialization and urbanization,various urban problems(or the so-calledurban disease) emerged and became the obstacles of further development. A key way to deal with urban problems is urban planning and management. The main symptoms of urban diseases in developed countries include population expansion,poor dwelling,traffic congestion,environment pollution,social conflicts,and urban sprawl. So far a lot of theories and concepts have been proposed from urban planning and management perspectives and practiced,the experiences of which become valuable know-how for China. Lessons from the USA,UK,Japan and other developed countries suggested that,we should renew the very basic concept and purpose of urban development,strengthen the rationality and authority of urban planning,emphasize on the important influence of transportation infrastructures on the formation of urban structures,improve the coordination of different planning schemes,shorten the planning approval cycle and ensure planning implementation.